SL-12 R/B(2), 19400

Orbit data source: Space-Track

SL-12 R/B(2), 19400 is space debris in GEO originally from a launch on Thu, 18 Aug 1988 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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https://www.satcat.com/sats-embedded/19400?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

19400, 1988-071D

Orbit

GEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

NPO Energiya

Mission

Spacecraft

Bus & Motor

BLOK DM, Unknown motor

Mass

2,440 kg wet, 2,440 kg dry

Launch date (UTC)

1988-08-18 (38 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 3.6 m

Radar Cross Section

23.597 m², Large (>1 m²)

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Last TLE update: 10 hours ago

TLE from 10 hours ago

0 SL-12 R/B(2)
1 19400U 88071D   26294.61800898 -.00000153  00000-0  00000+0 0  9990
2 19400  11.0986 328.2446 0020635 246.8468 292.5339  1.00558571133972

Epoch: 2026-10-21T14:49Z

TLE epoch observation values (Epoch: 2026-10-21T14:49:55.975Z)

Latitude

0.15139°

Longitude

-105.13464°

Altitude

35,672.502 km

Speed

3.08 km/s

True Right ascension

09h 49m 39s

True Declination

0° 09' 04"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

19:45:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,794.247 km

Perigee altitude

35,620.56 km

Semi-major axis

42,085.541 km

Eccentricity

0.00206

Inclination

11.0986°

RAAN

328.2446°

Arg. of periapsis

246.8468°

True anomaly

292.31528°

Mean anomaly

292.5339°

Eccentric anomaly

292.42461°

Mean motion

0.25139 °/min

Orbital period

1,432.05 mins

BSTAR

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Other satellites on launch #71 in the year 1988 (1988-08-18 UTC)

SL-12 R/B(1), 19398 (Decayed)

SL-12 R/B(AUX MOTOR), 19402 (Decayed)

SL-12 PLAT, 19399 (Decayed)

SL-12 R/B(AUX MOTOR), 19401 (Decayed)

GORIZONT 16, 19397

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SL-12 R/B(2) Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
1440 mins	2026-10-22 00:44:07.150Z	178.167° S	2026-10-22 08:48:07.150Z	178.233° S	56.388°	2026-10-23 00:44:07.150Z	176.74° S

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19400 neighbors

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out SL-12 R/B(2), 19400 on other resources

View SL-12 R/B(2), 19400 on Heavens-Above

View SL-12 R/B(2), 19400 on Keep Track

View SL-12 R/B(2), 19400 on Celestrak

View SL-12 R/B(2), 19400 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

SL-12 R/B(2), 19400

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-10-21T14:49:55.975Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #71 in the year 1988 (1988-08-18 UTC)

SL-12 R/B(2) Visibility forecast

19400 neighbors

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(2), 19400 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago